public class Test {
	public static void main(String[] args) {
		System.out.println("《Java从入门到精通》(第五版)");
		System.out.println("是我学习Java语言的现成书籍，from公共图书架。");
		System.out.println("this file coding by gbk, shows wrong in vscode, I change the coding to utf-8");
		System.out.println("两种编码在VSCode运行输出框中文都还是显示问号???");
		System.out.println("这是test代码");
	}
}
